Q: In this task, you will be shown a correct English sentence. You need to generate an incorrect form of the input sentence.
Furthermore , a tour guide will also provide safety and security for the travel , since they already know the do 's and don'ts on the tour . 
A:
Futhermore , a tour guide will also provide safety and security for the travel , since they know already the do 's and don'ts in the tour . 